System handler control and state register
| MEMFAULTACT | Memory management fault exception active bit |
| BUSFAULTACT | Bus fault exception active bit |
| USGFAULTACT | Usage fault exception active bit |
| SVCALLACT | SVC call active bit |
| MONITORACT | Debug monitor active bit |
| PENDSVACT | PendSV exception active bit |
| SYSTICKACT | SysTick exception active bit |
| USGFAULTPENDED | Usage fault exception pending bit |
| MEMFAULTPENDED | Memory management fault exception pending bit |
| BUSFAULTPENDED | Bus fault exception pending bit |
| SVCALLPENDED | SVC call pending bit |
| MEMFAULTENA | Memory management fault enable bit |
| BUSFAULTENA | Bus fault enable bit |
| USGFAULTENA | Usage fault enable bit |